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HomeMy WebLinkAbout064-94 SP Sutton Place Sec.2 Standard SpecsGENERAL SITE WORK NOTES 1. All construction work and material shall meet the specifications of the Indiana Department of Highways 1988. 2. All trenches under or within five (5) feet of the street pavement shall be backfilled to the subgrade with granular material as directed by the engineer. 3. Before earthwork is commenced, the contractor shall remove the topsoil in the area of the street and house pads that require fill. This topsoil shall be stockpiled as directed by the engineer in sufficient quantity so as to allow for the placement of at least three (3) inches over all disturbed areas before mulch seeding. The remainder of the topsoil shall be distributed in the front and rear yards. 4. All fills placed under paved areas and house pads are to be compacted to 100% and 95% standard procter (ASTM D-698) in accordance with Section 207. 5. Minimum elevation for the top of the slab type structures or If a crawl space or basement is used, the flood protection grade would pertain to the lowest land grade around the exterior of the building, is two (2) feet above the 100 year flood elevation. 6. Temporary silt settlement basins, two feet in depth shall be excavated at the entrance to storm structures, as directed by the engineer. 7. Pavement is to be placed on a prepared subgrade with no traffic on the subgrade prior to paving, as per 1988 I.D.O.H. Specifications, Section 207. 8. Concrete pavement to be placed as per 1988 I.D.O.H. Specifications, Section 500. Asphalt pavement to be placed as per 1988 I.D.O.H. Specifications, Section 400. For additional information see Street Detail Sheet. 9. All construction within the dedicated right of way or in areas dedicated to the public shall conform to the Hamilton County "STANDARDS FOR CONSTRUCTION OF ROAD IMPROVEMENTS" as adopted on the 4th day of May, 1993 and its periodic revisions. 10. All natural areas which are disturbed by site development construction shall be seeded with a mixture of 60 pounds per acre of Perennial Rye grass and 60 pounds per acre of Kentucky 31 Fescue or Alta Fescue. 1 1. Driveways and sidewalks are not to be installed as part of these plans and are the responsibility of the individual home builder except where note otherwise. 12. Prior to the start of construction, a pre -construction conference will be scheduled on site with Contractor, Subcontractor, Developer, Engineer for the Developer, appropriate County officials and affected utilities. ELECTRIC, TELEPHONE AND CABLE TV 1. Conduit shall be required for all crossings under pavement areas. 2. Granular backfill shall be required for all crossings under pavement areas and shall be compacted per Section 211. 3. Concrete pads for electric and telephone transformers shall be set at the approximate ground grade as shown on the Site Development Grading Plan. CONCRETE CURB AND WALKS 1. See Detail Sheet for type and details. Curbs and walks within existing or proposed right of way shall be constructed in accordance with the Hamilton County STANDARDS FOR CONSTRUCTION OF ROAD IMPROVEMENTS. 2. Concrete shall be ready mix Portland cement conforming to A.S.T.M. C-150, and water. Aggregate shall conform to A.S.T.M. C-33. Compressive strength of concrete at 28 days shall be 4000 p.s.i. Where required, reinforcement shall be welded steel wire fabric conforming to A.S.T.M. A-185. 3. Application A. Place concrete only on a moist, compact subgrade or base free from loose material. Place no concrete on muddy or frozen subgrade. B. Concrete shall be deposited so as to require as little rehandling as practical. When concrete is to be placed at an atmospheric temperature of 35 F. or less, paragraph 702.10 of the I.D.O.H. Specifications, 1988 edition, shall apply. C. Except as otherwise specified, cure all concrete by one of the methods described in Section 501.17 of the I.D.O.H. Specifications, 1988 edition. STORM SEWERS 1. Storm sewer structures shall comply with current specifications of Hamilton County and all other appropriate agencies in respect to design and quality of construction. 2. All storm sewer construction inside public right of way, either existing or to be dedicated, shall be in accordance with the Hamilton County Survey Standard Pians. Contractor shall notify the Hamilton County Drainage Board forty-eight hours prior to commencement of storm sewer construction. 3. Storm sewer material and installation shall be in direct accordance with Hamilton County Standards as approved and all subsequent revisions. 4. Where reinforce concrete pipe is shown on the construction plans, it shall in accordance with A.S.T.M. C-76 Class 111 Wall "B", unless otherwise specified on the plans. 5. Where corrugated metal pipe is shown on the construction plans, it shall be 16 gauge unless otherwise specified and shall have the connecting bands and seals as specified by the manufacturer. Corrugated metal pipe may be either aluminum pipe or zinc coated steel sheets in accordance with A.S.T.M. A-444. 6. Manholes, catchbosins, and inlets may be precast concrete, brick or block. 7. Precast concrete and steel for manholes and inlets shall be in accordance with A.S.T.M. C-478. 8. Castings shall be as shown on the Structure Data Table for the manufacturer, type and model number. 9. Granular backfill shall be required for all crossings under pavement areas. SANITARY SEWER SPECIFICATION 1. Current Clay Township Regional Waste District, County and State specifications shall prevail as to materials and methods of construction. 2. Sanitary sewers shown on the construction plans may be Poly- vinyl Chlorine Pipe in accordance with A.S.T.M. D-3034 (S.D.R. 35), for diameters 15" or less; and A.S.T.M. F-679 for pipe diameter greater than 15". Pipe may be P.V.C. Truss, where applicable, in accordance with A.S.T.M. D-2680 (8"-15"pipe and fittings), D-2751 (6" pipe and fittings). 3. Construction of the sanitary sewers will not be allowed to commence until a valid construction permit is obtained from the Indiana Department of Environmental Management. 4. Sanitary manholes shall be precast concrete in accordance with A.S.T.M. C-478. 5. Plastic sanitary sewers shall be marked for easy identification. 6. Water and sewer line crossings and separations shall be in accordance with Ten State Standards and local codes. A. Where water lines and sewer lines cross and the water line cannot be placed above the sewer line a minimum of 18" with the minimum cover of 48", the sewer line shall be constructed of waterworks grade cast iron pipe with mechanical joints. B. Where water lines and sanitary sewer lines run parallel with one another, a minimum of 10' horizontal separation shall be maintained. 7. Buildings shall be service by a 6" minimum sanitary sewer lateral . The sewer laterals' termination shall be indicated on the surface with a post set immediately above said termination point. The ends shall be plugged and sealed with a water tight clay or plastic disc. Wyes are to be tilted up to 45 degrees from the horizontal, with suitable fittings for all changes in direction. To be identified with locator tape. 8. The contractor shall provide the Engineer with "As -Built" locations and information for all sanitary sewers and laterals including elevations within ten days after completion. 9. Manholes shall have O -Ring gaskets, plus 112" extrudable gasket (Kent Seal or equal) between all riser and cone sections. 10. Truss pipe to have gasket type joints. No glue joints allowed. 11. The manhole flow channel shall be U-shaped, with the benchwalls extending to an elevation even with the crown of the pipe. 12. The contractor shall furnish to the owner certified infiltration tests showing that the leakage outward or inward (exfiltration or infiltration), by an air test (ASTM C-828 preferred) shall not exceed 100 gallons per inch of pipe diameter per mile per day and deflection tests for PVC or Truss pipe for 100% of the project and any other tests required for acceptance of the sewers by Clay Township Regional Waste District. 13. Magnetic sewer location tape to be installed in the trench for all main sewer and laterals prior to backfilling. 14. Building laterals to be marked with "S" imprinted in the curb at lot locations where possible. EN